Leaf from a Qur'an, 1302–8; Ilkhanid

• Growth dynamic build of this pattern.
• Random dynamic build of this pattern.
• Structured dynamic build of this pattern.
• The symmetry group of the tiling is *442 (p4m).
• All the internal angles of the constituent polygons are a multiple of 22.5°.
• Contains one square.
• Contains one regular octagon.
• Contains one regular 8-pointed star polygon with vertex angle of 90°.
• There are two non-regular reflective tiles (including one dart).
• The tiling satisfies the two-colour condition.
• The tiling is edge-to-edge.
• As drawn, contains about 71 polygons.

1. Internet photo, Met Mus Art (Baghdad, Iraq. Ink, gold, and colors on paper) of Not specific. Personal Communication, Information sent to the author, 21c. [pc]

• Tilings from copies of a Koran

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